20696520210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{689884007}}^1$

素因数の和:689884017

約数の個数: 16

約数和(自身を含む): 49671648576

約数和(自身を除く): 28975128366

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 689884007, 1379768014, 2069652021, 3449420035, 4139304042, 6898840070, 10348260105, 20696520210]

約数ペア:

[(1, 20696520210), (2, 10348260105), (3, 6898840070), (5, 4139304042), (6, 3449420035), (10, 2069652021), (15, 1379768014), (30, 689884007)]